Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 216

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-216 A Derry NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-216 0 Derry NH   829J PAETEC ITEL, LLC 122   2000-05-30   
603-216 1 Derry NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-216 2 Derry NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-216 3 Derry NH   829J PAETEC ITEL, LLC 122   2001-10-25   
603-216 4 Derry NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2006-01-01   
603-216 5 Derry NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-216 6 Derry NH   829J PAETEC ITEL, LLC 122   2003-03-26   
603-216 7 Derry NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2003-04-08   
603-216 8 Derry NH   829J PAETEC ITEL, LLC 122   2006-09-11   
603-216 9 Derry NH   829J PAETEC ITEL, LLC 122   2000-07-03   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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